D20-NB - NB-IoT Waterproof Temperature Sensor with SIM Card

The Dragino D20-NB is a NB-IoT Temperature Sensor for Internet of Things solution. It can be used to measure the temperature of air, liquid or object, and then upload to IoT server via NB-IoT network.

The temperature sensor used in D20-NB is DS18B20, which can measure -55°C ~ 125°C with accuracy ±0.5°C (at -10°C to +85°C). The outside of the sensor cable is made of silicone,and the connection between metal probe and cable is double compress for waterproof, moisture-proof and anti-rust for long term usage. The length of the cable is 2 m and the rating is IP68.

D20-NB supports temperature alarm feature, user can set temperature alarm for instant notice.

This version has 1NCE SIM card pre-installed and is configured to send data to DataCake. You Just need to create the sensor type in DataCake and switch the device on. Then you will see the measured values in DataCake on your computer or smartphone.

The SIM card has 500MB data volume and is valid for 10 years. The 1NCE NB-IoT service has coverage in most European countries. The current coverage can be checked on the website of 1NCE.

This device supports BLE for easy configuration and wireless OTA to update the firmware.

D20-NB is powered by 8500mAh Li-SOCI2 battery and has an IP66 enclosure. It is designed for many years of use.

More information is available on the website of Dragino.